If $p$ and $q$ are positive integers, which of the following can never be the greatest common divisor of $48p$ and

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Vincen: Legendary Member; Posts: 2898; Joined: Thu Sep 07, 2017 2:49 pmFollowed by: 5 members; Thanked: 6 times

by Vincen » Fri Jul 09, 2021 11:12 am

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If $p$ and $q$ are positive integers, which of the following can never be the greatest common divisor of $48p$ and $18q?$

A. $48$
B. $48p$
C. $18q$
D. $6(p-q)$
E. $16q$

Answer: E

Source: e-GMAT

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Source: Beat The GMAT — Problem Solving | Fri Jul 09, 2021 11:12 am

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